document.write( "Question 485197: Angles X and Y are complementary. If mX = a – 12 and mY = a + 8, find the measure of mX. Please help me, I am doing pre-algebra and my teacher is very strict. This is yesterday's \"problem of the day\" and almost everybody got it. \r
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Algebra.Com's Answer #331859 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
(a-12)+(a+8)=90\r
\n" ); document.write( "\n" ); document.write( "2a-4=90
\n" ); document.write( "2a= 94
\n" ); document.write( "a=47\r
\n" ); document.write( "\n" ); document.write( "m X = a-12==> 47-12= 35\r
\n" ); document.write( "\n" ); document.write( "mY= a+8==> 47+8=55\r
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